The ratio of average of expenses on food, clothing and miscellaneous items to the average of expenses of on saving and rent is:
The ratio of average of expenses on food, clothing and miscellaneous items to the average of expenses of on saving and rent is: Correct Answer 1 : 1
Average of (food + clothing + miscellanies)$$\eqalign{& = \frac{108° + 36° + 72°}{3} \cr& = 72° \cr& \text{Avg. of } \left(\text{saving + rent} \right) \cr& = \frac{90° + 54°}{2} \cr& = 72° \cr& \therefore \text{Required ratio} \cr& = 72° : 72° \cr& = 1 : 1 \cr} $$
